英语单词查询
joule
「joule」的意思
n. 焦耳; n. （Joule）人名；（英）焦耳
n.[物] 焦耳
「joule」的用法
joule焦耳 - 物理单位
「joule」的例句
The energy of one joule is equivalent to the work done by a force of one newton moving through a distance of one meter.
一焦耳的能量相当于一牛顿的力在一段一米的距离上所做的功。
Joules are commonly used to measure the energy content of food.
焦耳通常用于测量食物的能量含量。
The power consumption of the device is measured in watts, but the energy used is measured in joules.
设备的功率消耗以瓦特为单位测量，但使用的能量以焦耳为单位测量。
One joule is equal to one watt-second.
一焦耳等于一瓦特秒。
The energy stored in a battery is often measured in joules.
电池中存储的能量通常以焦耳为单位测量。
Joules are also used in measuring the energy content of explosives.
焦耳也用于测量爆炸物的能量含量。
The kinetic energy of an object is given by one-half the mass times the square of its velocity, or one-half mv squared, where m is mass and v is velocity, and this value is usually expressed in joules.
物体的动能由其质量的一半乘以其速度的平方给出，即1/2mv^2，其中m是质量，v是速度，这个值通常以焦耳为单位表示。
One joule is approximately equal to 0.7376 horsepower-hours.
一焦耳大约等于0.7376马力小时。
Joules are a fundamental unit in the International System of Units (SI).
焦耳是国际单位制（SI）的基本单位之一。